and then they move to more like soft social sectors, for example like education then we move on to big issues like macroeconomic policy, governance, anti-corruption. so we will see that now we are facing food security, fuel price. >> rose: food scarcity? >> food scarcity and that's become a threat of development. >> rose: what's the issue? >> well, the population is going to reach the nine billion by 2015. the land is still fixed. >> rose: right. more people but not more land. exactly. and most importantly also, many countries now become a middle-income status. that means demand for food is not only about quantity but quality. and that creates a lot of pressure, not to mention that the demands of many of these middle-income countries-- china, a lot of emerging countries in latin america, middle east, southsia-- they are very strong growing demand for energy and you mentioned about this treoff between food and fuel. >> rose: right. >> so allthis is giving us a very predictable situation in whh the demand is going to be always strong. where the ability to respond from the supply-side nee